publish.yml

name: Docker
on:
  workflow_dispatch:
  push:
  pull_request:

env:
  REGISTRY: ghcr.io

jobs:
  build:
    runs-on: ubuntu-latest
    strategy:
      fail-fast: false
      matrix:
        include:
          - context: .
            target: django
            image: ghcr.io/ninanor/genlab_bestilling/backend-django
          - context: ./nginx
            image: ghcr.io/ninanor/genlab_bestilling/backend-nginx
          - context: ./docs
            image: ghcr.io/ninanor/genlab_bestilling/backend-docs
            target: prod

    permissions:
      contents: read
      packages: write

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Log in to the Container registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ matrix.image }}
          tags: |
            type=ref,event=branch
            type=sha

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: ${{ matrix.context }}
          target: ${{ matrix.target }}
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

  publish_docs:
    if: github.ref == 'refs/heads/main'
    needs: build
    runs-on: ubuntu-latest
    container:
      image: ghcr.io/ninanor/genlab_bestilling/backend-docs:main
      credentials:
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}

    permissions:
      pages: write
      id-token: write

    environment:
      # environment created automatically by GitHub
      name: github-pages
      url: ${{ steps.deployment.outputs.page_url }}

    steps:
      - name: Upload artifact
        uses: actions/upload-pages-artifact@v1
        with:
          path: "/var/www"
      - name: Deploy to GitHub Pages
        id: deployment
        uses: actions/deploy-pages@v2